Prompt Sloth is an innovative browser extension that elevates basic or "lazy" prompts into comprehensive, high-caliber instructions suited for AI platforms such as ChatGPT, Claude, Gemini, and Perplexity. Acting as a “Grammarly for prompts,” it seamlessly integrates into any text field within your browser, significantly improving clarity, context, role definition, and overall structure of the output. Users can easily access a collection of pre-made templates by entering simple shortcuts, which then morph into refined prompt stubs customized for various tasks and writing styles. Additionally, it offers one-click enhancements that propose modifications to increase specificity, context, or constraints within a prompt. With an extensive library of over 500 carefully selected prompt templates catering to diverse needs—ranging from content creation to coding and analysis—users can also bookmark their preferred templates for quick access. The extension is designed to be user-friendly, eliminating the need for signups or API integrations, and while currently available for free, there are plans to introduce a credit-based premium version in the future. This tool not only simplifies the prompt creation process but also empowers users to generate more effective and tailored outputs across multiple AI platforms.